/* ioapi.h -- IO base function header for compress/uncompress .zip part of the MiniZip project Copyright (C) 2012-2017 Nathan Moinvaziri https://github.com/nmoinvaz/minizip Copyright (C) 2009-2010 Mathias Svensson Modifications for Zip64 support http://result42.com Copyright (C) 1998-2010 Gilles Vollant http://www.winimage.com/zLibDll/minizip.html This program is distributed under the terms of the same license as zlib. See the accompanying LICENSE file for the full text of the license. */ #ifndef _ZLIBIOAPI64_H #define _ZLIBIOAPI64_H #include #include #include #include "zlib.h" #ifdef __GNUC__ # define ZIP_UNUSED __attribute__((__unused__)) #else # define ZIP_UNUSED #endif #if defined(USE_FILE32API) # define fopen64 fopen # define ftello64 ftell # define fseeko64 fseek #else # if defined(_MSC_VER) # define fopen64 fopen # if (_MSC_VER >= 1400) && (!(defined(NO_MSCVER_FILE64_FUNC))) # define ftello64 _ftelli64 # define fseeko64 _fseeki64 # else /* old MSC */ # define ftello64 ftell # define fseeko64 fseek # endif # else # define fopen64 fopen # define ftello64 ftello # define fseeko64 fseeko # endif #endif #ifdef __cplusplus extern "C" { #endif #define ZLIB_FILEFUNC_SEEK_CUR (1) #define ZLIB_FILEFUNC_SEEK_END (2) #define ZLIB_FILEFUNC_SEEK_SET (0) #define ZLIB_FILEFUNC_MODE_READ (1) #define ZLIB_FILEFUNC_MODE_WRITE (2) #define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3) #define ZLIB_FILEFUNC_MODE_EXISTING (4) #define ZLIB_FILEFUNC_MODE_CREATE (8) #ifndef ZCALLBACK # if (defined(WIN32) || defined(_WIN32) || defined (WINDOWS) || \ defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK) # define ZCALLBACK CALLBACK # else # define ZCALLBACK # endif #endif typedef voidpf (ZCALLBACK *open_file_func) (voidpf opaque, const char *filename, int mode); typedef voidpf (ZCALLBACK *opendisk_file_func) (voidpf opaque, voidpf stream, uint32_t number_disk, int mode); typedef uint32_t (ZCALLBACK *read_file_func) (voidpf opaque, voidpf stream, void* buf, uint32_t size); typedef uint32_t (ZCALLBACK *write_file_func) (voidpf opaque, voidpf stream, const void *buf, uint32_t size); typedef int (ZCALLBACK *close_file_func) (voidpf opaque, voidpf stream); typedef int (ZCALLBACK *error_file_func) (voidpf opaque, voidpf stream); typedef long (ZCALLBACK *tell_file_func) (voidpf opaque, voidpf stream); typedef long (ZCALLBACK *seek_file_func) (voidpf opaque, voidpf stream, uint32_t offset, int origin); /* here is the "old" 32 bits structure structure */ typedef struct zlib_filefunc_def_s { open_file_func zopen_file; opendisk_file_func zopendisk_file; read_file_func zread_file; write_file_func zwrite_file; tell_file_func ztell_file; seek_file_func zseek_file; close_file_func zclose_file; error_file_func zerror_file; voidpf opaque; } zlib_filefunc_def; typedef uint64_t (ZCALLBACK *tell64_file_func) (voidpf opaque, voidpf stream); typedef long (ZCALLBACK *seek64_file_func) (voidpf opaque, voidpf stream, uint64_t offset, int origin); typedef voidpf (ZCALLBACK *open64_file_func) (voidpf opaque, const void *filename, int mode); typedef voidpf (ZCALLBACK *opendisk64_file_func)(voidpf opaque, voidpf stream, uint32_t number_disk, int mode); typedef struct zlib_filefunc64_def_s { open64_file_func zopen64_file; opendisk64_file_func zopendisk64_file; read_file_func zread_file; write_file_func zwrite_file; tell64_file_func ztell64_file; seek64_file_func zseek64_file; close_file_func zclose_file; error_file_func zerror_file; voidpf opaque; } zlib_filefunc64_def; void fill_fopen_filefunc(zlib_filefunc_def *pzlib_filefunc_def); void fill_fopen64_filefunc(zlib_filefunc64_def *pzlib_filefunc_def); /* now internal definition, only for zip.c and unzip.h */ typedef struct zlib_filefunc64_32_def_s { zlib_filefunc64_def zfile_func64; open_file_func zopen32_file; opendisk_file_func zopendisk32_file; tell_file_func ztell32_file; seek_file_func zseek32_file; } zlib_filefunc64_32_def; #define ZREAD64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zread_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size)) #define ZWRITE64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zwrite_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size)) /*#define ZTELL64(filefunc,filestream) ((*((filefunc).ztell64_file)) ((filefunc).opaque,filestream))*/ /*#define ZSEEK64(filefunc,filestream,pos,mode) ((*((filefunc).zseek64_file)) ((filefunc).opaque,filestream,pos,mode))*/ #define ZCLOSE64(filefunc,filestream) ((*((filefunc).zfile_func64.zclose_file)) ((filefunc).zfile_func64.opaque,filestream)) #define ZERROR64(filefunc,filestream) ((*((filefunc).zfile_func64.zerror_file)) ((filefunc).zfile_func64.opaque,filestream)) voidpf call_zopen64(const zlib_filefunc64_32_def *pfilefunc,const void*filename, int mode); voidpf call_zopendisk64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint32_t number_disk, int mode); long call_zseek64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint64_t offset, int origin); uint64_t call_ztell64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream); void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def *p_filefunc64_32, const zlib_filefunc_def *p_filefunc32); #define ZOPEN64(filefunc,filename,mode) (call_zopen64((&(filefunc)),(filename),(mode))) #define ZOPENDISK64(filefunc,filestream,diskn,mode) (call_zopendisk64((&(filefunc)),(filestream),(diskn),(mode))) #define ZTELL64(filefunc,filestream) (call_ztell64((&(filefunc)),(filestream))) #define ZSEEK64(filefunc,filestream,pos,mode) (call_zseek64((&(filefunc)),(filestream),(pos),(mode))) #ifdef __cplusplus } #endif #endif